Solid beverage is normal food prepared by processing food ingredients, food additives, etc. in the form of powder, granules or lumps, which can be used for brewing. Its product formula, production processes, label, and instruction do not require product registration approval, cannot provide nutritional support for people with special medical conditions, can not indicate the suitable crowd, and do not need to be used under the guidance of doctors and clinical nutritionists. If solid beverage is used instead of FSMP for long-term consumption, it will cause harm to health.